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AU2003209557A1 - Piezoelectric ultrasound transducer assembly having internal electrodes for bandwidth enhancement and mode suppression - Google Patents

Piezoelectric ultrasound transducer assembly having internal electrodes for bandwidth enhancement and mode suppression

Info

Publication number
AU2003209557A1
AU2003209557A1 AU2003209557A AU2003209557A AU2003209557A1 AU 2003209557 A1 AU2003209557 A1 AU 2003209557A1 AU 2003209557 A AU2003209557 A AU 2003209557A AU 2003209557 A AU2003209557 A AU 2003209557A AU 2003209557 A1 AU2003209557 A1 AU 2003209557A1
Authority
AU
Australia
Prior art keywords
internal electrodes
ultrasound transducer
transducer assembly
mode suppression
bandwidth enhancement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2003209557A
Inventor
Shuh-Yueh Hsu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of AU2003209557A1 publication Critical patent/AU2003209557A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0611—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements in a pile

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
AU2003209557A 2002-03-12 2003-03-11 Piezoelectric ultrasound transducer assembly having internal electrodes for bandwidth enhancement and mode suppression Abandoned AU2003209557A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/096,720 2002-03-12
US10/096,720 US20030173870A1 (en) 2002-03-12 2002-03-12 Piezoelectric ultrasound transducer assembly having internal electrodes for bandwidth enhancement and mode suppression
PCT/IB2003/000924 WO2003076084A1 (en) 2002-03-12 2003-03-11 Piezoelectric ultrasound transducer assembly having internal electrodes for bandwidth enhancement and mode suppression

Publications (1)

Publication Number Publication Date
AU2003209557A1 true AU2003209557A1 (en) 2003-09-22

Family

ID=27804283

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003209557A Abandoned AU2003209557A1 (en) 2002-03-12 2003-03-11 Piezoelectric ultrasound transducer assembly having internal electrodes for bandwidth enhancement and mode suppression

Country Status (5)

Country Link
US (1) US20030173870A1 (en)
EP (1) EP1483060A1 (en)
JP (1) JP2005519737A (en)
AU (1) AU2003209557A1 (en)
WO (1) WO2003076084A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050149008A1 (en) * 2003-09-04 2005-07-07 Crum, Kaminski & Larson, Llc Treatment of cardiac arrhythmia utilizing ultrasound
US20050165298A1 (en) * 2003-09-04 2005-07-28 Crum, Kaminski & Larson, Llc Treatment of cardiac tissue following myocardial infarction utilizing high intensity focused ultrasound
US20070222339A1 (en) * 2004-04-20 2007-09-27 Mark Lukacs Arrayed ultrasonic transducer
WO2005104210A2 (en) 2004-04-20 2005-11-03 Visualsonics Inc. Arrayed ultrasonic transducer
CA2628100C (en) 2005-11-02 2016-08-23 Visualsonics Inc. High frequency array ultrasound system
WO2010031192A1 (en) 2008-09-18 2010-03-25 Visualsonics Inc. Methods for manufacturing ultrasound transducers and other components
US9173047B2 (en) 2008-09-18 2015-10-27 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US9184369B2 (en) 2008-09-18 2015-11-10 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
GB2486680A (en) * 2010-12-22 2012-06-27 Morgan Electro Ceramics Ltd Ultrasonic or acoustic transducer that supports two or more frequencies
DE102012201715A1 (en) * 2011-03-03 2012-09-06 Intelligendt Systems & Services Gmbh Test head for testing a workpiece with an ultrasonic transducer assembly containing a plurality of transducer elements and method for producing such a probe
JP6542769B2 (en) * 2013-11-04 2019-07-10 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Mass production of single element ultrasonic transducers
US9642525B2 (en) * 2013-11-22 2017-05-09 Johnson & Johnson Vision Care, Inc. Ophthalmic lens with retinal vascularization monitoring system
EP3140869B1 (en) * 2014-05-09 2019-06-05 Chirp Microsystems, Inc. Micromachined ultrasound transducer using multiple piezoelectric materials
WO2017091212A1 (en) 2015-11-24 2017-06-01 Halliburton Energy Services, Inc. Ultrasonic transducer with suppressed lateral mode
US10571430B2 (en) * 2016-03-14 2020-02-25 Veeco Instruments Inc. Gas concentration sensors and systems
US10661309B2 (en) * 2016-04-01 2020-05-26 Fujifilm Sonosite, Inc. Dual frequency ultrasound transducer including an ultrahigh frequency transducer stack and a low frequency ultrasound transducer stack
US11580204B2 (en) * 2019-06-26 2023-02-14 Qualcomm Incorporated Dual-frequency ultrasonic sensor system with frequency splitter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1207974A (en) * 1966-11-17 1970-10-07 Clevite Corp Frequency selective apparatus including a piezoelectric device
US4477783A (en) * 1982-08-19 1984-10-16 New York Institute Of Technology Transducer device
JPS5999900A (en) * 1982-11-29 1984-06-08 Toshiba Corp Ultrasonic wave probe
US5410205A (en) * 1993-02-11 1995-04-25 Hewlett-Packard Company Ultrasonic transducer having two or more resonance frequencies
US5381067A (en) * 1993-03-10 1995-01-10 Hewlett-Packard Company Electrical impedance normalization for an ultrasonic transducer array
JPH06319734A (en) * 1993-04-16 1994-11-22 Hewlett Packard Co <Hp> Multilayer acoustic transducer
US5415175A (en) * 1993-09-07 1995-05-16 Acuson Corporation Broadband phased array transducer design with frequency controlled two dimension capability and methods for manufacture thereof
US5638822A (en) * 1995-06-30 1997-06-17 Hewlett-Packard Company Hybrid piezoelectric for ultrasonic probes
US5825117A (en) * 1996-03-26 1998-10-20 Hewlett-Packard Company Second harmonic imaging transducers
US5957851A (en) * 1996-06-10 1999-09-28 Acuson Corporation Extended bandwidth ultrasonic transducer

Also Published As

Publication number Publication date
EP1483060A1 (en) 2004-12-08
WO2003076084A1 (en) 2003-09-18
US20030173870A1 (en) 2003-09-18
JP2005519737A (en) 2005-07-07

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase